Re: create temp view from function inside plpgsql function.

2014-04-04 14:16 GMT+02:00 Tjibbe <tjibbe(at)rijpma(dot)org>:

> Thanks that works!
>
> Little bit confusing ERROR.
>

yes, it could be - but hard to fix it, because it is based on cooperation
two worlds - plpgsql and SQL - and it is sometimes not simple.

When you understand how plpgsql interpret use variables in SQL queries,
then you understand to this message. Simple rule - never use plpgsql
variables in DDL

Regards

Pavel Stehule

>
> Regards
>
> Tjibbe
>
> --
> +31 6 29401726
> tjibbe(at)rijpma(dot)org
> Jacobusstraat 185
> 3012 JM Rotterdam
>
>
> On 4 April 2014 11:43, Tjibbe <tjibbe(at)rijpma(dot)org> wrote:
>
>> I have a plpgsql function with:
>>
>>
>> PERFORM * FROM answers(_h); --works fine.
>> CREATE TEMP VIEW answers AS SELECT * FROM answers(_h); --gives error...
>>
>> Why I get this error:
>> ERROR: column \"_h\" does not exist\nLINE 1: ...TEMP VIEW answers AS
>> SELECT * FROM antwoorden_view(_h)
>>
>> --
>> +31 6 29401726
>> tjibbe(at)rijpma(dot)org
>> Jacobusstraat 185
>> 3012 JM Rotterdam
>>
>
>